quantity = 3
itemno = 567
price = 49
myorder = "I want {0} pieces of
item number {1} for {2:.2f} dollars."
print(myorder.format(quantity, itemno, price))

age = 36
name = "John"
txt = "His name is {1}. {1} is {0} years old."
print(txt.format(age,
name))